You should have enough gutter downspouts to effectively handle the size of your entire gutter system.
Deep gutters for planting.
A far more relevant reason to install gutters on southern california homes is to direct water away from outdoor living areas walkways porches and doorways.
The best garden gutter plants are those with spreading roots instead of those that continue to grow downward.
Drill small holes in the bottom of the gutters.
What to plant in gutter gardens.
Dress up your boring wooden fence or walls using aluminum gutters following this idea.
This will allow the excess water to be drained.
Besides the plants already mentioned you can try.
Succulent plants generally have spreading roots and grow perfectly in shallow containers such as a portion of gutter.
You can grow shallow rooted annuals greens herbs and plants nasturtiums in this setup.
Cut the gutters into even shorter sections that can be moved easily around the.
Add some fertilizer and fill the rest of the gutter with soil.
For this you can even install partial gutter systems which are less expensive and can be positioned to only manage the flow of water in certain areas.
Fill the gutters with soil to be about half full.